<?php
/**
 * Zend Framework
 * LICENSE
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 * @category Zend
 * @package Zend_Validate
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 * @version $Id: IsCompressed.php 24702 2012-03-28 20:08:40Z rob $
 */
/**
 *
 * @see Zend_Validate_File_MimeType
 */
require_once 'Zend/Validate/File/MimeType.php';

/**
 * Validator which checks if the file already exists in the directory
 * @category Zend
 * @package Zend_Validate
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 */
class Zend_Validate_File_IsCompressed extends Zend_Validate_File_MimeType {

    /**
     * @const string Error constants
     */
    const FALSE_TYPE = 'fileIsCompressedFalseType';

    const NOT_DETECTED = 'fileIsCompressedNotDetected';

    const NOT_READABLE = 'fileIsCompressedNotReadable';

    /**
     *
     * @var array Error message templates
     */
    protected $_messageTemplates = array(self::FALSE_TYPE => "File '%value%' is not compressed, '%type%' detected", self::NOT_DETECTED => "The mimetype of file '%value%' could not be detected", self::NOT_READABLE => "File '%value%' is not readable or does not exist");

    /**
     * Sets validator options
     * @param string|array|Zend_Config $compression
     * @return void
     */
    public function __construct ($mimetype = array()) {
        if ($mimetype instanceof Zend_Config) {
            $mimetype = $mimetype -> toArray ();
        }
        $temp = array();
        // http://de.wikipedia.org/wiki/Liste_von_Dateiendungen
        $default = array('application/arj', 'application/gnutar', 'application/lha', 'application/lzx', 'application/vnd.ms-cab-compressed', 'application/x-ace-compressed', 'application/x-arc', 'application/x-archive', 'application/x-arj', 'application/x-bzip', 'application/x-bzip2', 'application/x-cab-compressed', 'application/x-compress', 'application/x-compressed', 'application/x-cpio', 'application/x-debian-package', 'application/x-eet', 'application/x-gzip', 'application/x-java-pack200', 'application/x-lha', 'application/x-lharc', 'application/x-lzh', 'application/x-lzma', 'application/x-lzx', 'application/x-rar', 'application/x-sit', 'application/x-stuffit', 'application/x-tar', 'application/zip', 'application/x-zip', 'application/zoo', 'multipart/x-gzip');
        if (is_array ($mimetype)) {
            $temp = $mimetype;
            if (array_key_exists ('magicfile', $temp)) {
                unset ($temp['magicfile']);
            }
            if (array_key_exists ('headerCheck', $temp)) {
                unset ($temp['headerCheck']);
            }
            if (empty ($temp)) {
                $mimetype += $default;
            }
        }
        if (empty ($mimetype)) {
            $mimetype = $default;
        }
        parent::__construct ($mimetype);
    }

    /**
     * Throws an error of the given type
     * Duplicates parent method due to OOP Problem with late static binding in PHP 5.2
     * @param string $file
     * @param string $errorType
     * @return false
     */
    protected function _throw ($file, $errorType) {
        $this -> _value = $file['name'];
        switch ($errorType) {
            case Zend_Validate_File_MimeType::FALSE_TYPE :
                $errorType = self::FALSE_TYPE;
                break;
            case Zend_Validate_File_MimeType::NOT_DETECTED :
                $errorType = self::NOT_DETECTED;
                break;
            case Zend_Validate_File_MimeType::NOT_READABLE :
                $errorType = self::NOT_READABLE;
                break;
        }
        $this -> _error ($errorType);
        return false;
    }

}
